<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>数独游戏</title>
    <link rel="stylesheet" href="styles.css">
</head>
<body>
    <div class="game-container">
        <header>
            <h1>数独游戏</h1>
            <div class="theme-switcher">
                <label for="theme-select">选择主题：</label>
                <select id="theme-select">
                    <option value="classic">经典主题</option>
                    <option value="dark">暗黑主题</option>
                    <option value="colorful">彩色主题</option>
                </select>
            </div>
        </header>

        <div class="game-controls">
            <div class="difficulty-selector">
                <label for="difficulty">难度：</label>
                <select id="difficulty">
                    <option value="easy">简单</option>
                    <option value="medium">中等</option>
                    <option value="hard">困难</option>
                </select>
            </div>
            <button id="new-game">新游戏</button>
            <button id="show-solution">显示答案</button>
            <button id="save-game">保存游戏</button>
            <button id="load-game">加载游戏</button>
            <button id="toggle-highlight">高亮模式: 关闭</button>
        </div>

        <div class="game-info">
            <div class="timer">时间：<span id="time">00:00</span></div>
            <div class="achievements">
                <span>成就：</span>
                <span id="current-achievement">新手入门</span>
            </div>
        </div>

        <div class="sudoku-board">
            <!-- 9x9的数独棋盘将通过JavaScript动态生成 -->
        </div>

        <div class="number-pad">
            <button class="number" data-number="1">1</button>
            <button class="number" data-number="2">2</button>
            <button class="number" data-number="3">3</button>
            <button class="number" data-number="4">4</button>
            <button class="number" data-number="5">5</button>
            <button class="number" data-number="6">6</button>
            <button class="number" data-number="7">7</button>
            <button class="number" data-number="8">8</button>
            <button class="number" data-number="9">9</button>
            <button class="number" data-number="0">清除</button>
        </div>
    </div>

    <script src="script.js"></script>
</body>
</html>